Home / 256,221,036.60-384,331,554.90-244,316,758.20

Finding the Fourth Proportional to 256,221,036.60, 384,331,554.90 and 244,316,758.20

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Solution

The fourth proportional to 256,221,036.60, 384,331,554.90 and 244,316,758.20 is: 366,475,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,221,036.60 : 384,331,554.90 = 244,316,758.20 : x
  2. Step 2: Convert to fraction form
    256,221,036.60/384,331,554.90 = 244,316,758.20/x
  3. Step 3: Cross multiply
    256,221,036.60x = 384,331,554.90 × 244,316,758.20
  4. Step 4: Simplify right side
    256,221,036.60x = 93,898,639,567,133,312
  5. Step 5: Solve for x
    x = 93,898,639,567,133,312/256,221,036.60
  6. Step 6: Final answer
    x = 366,475,137.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.